29 lines
936 B
Python
29 lines
936 B
Python
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#!/usr/bin/env python3
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import pandas as pd
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import os
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def automat_fun(recursive_df: pd.DataFrame):
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first_row = recursive_df.iloc[0]
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recursive_df = recursive_df.iloc[1:,:]
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return lambda char, state: first_row[1] if state == first_row[0] and char == first_row[2] else automat_fun(recursive_df)(char, state)
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def create_automat_from_file(file_path: str):
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df = pd.read_csv(file_path, sep='\t', header=None)
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accept_state = df.tail(1).iloc[0, 0]
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df = df.iloc[:-1,:]
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return accept_state, automat_fun(df)
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file_path = os.path.join(os.path.dirname(__file__), 'fsa_description.arg')
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accept_state, automat_function = create_automat_from_file(file_path)
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txt = input('Write valid input: ')
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while txt != 'exit':
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state = 0
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for c in txt:
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if (c == '\n'):
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break
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state = automat_function(c, state)
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print('YES' if state == accept_state else "NO")
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txt = input('Write valid input: ')
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